Best camera settings in photographyAperture: f/1.8-f/5.6 in low light or for a narrower depth of field, and f/8-f/16 for a wider DoF.Shutter Speed: From 30 seconds to 1/4000th of a second depending on the scene.ISO: 100-3200 in entry-level cameras, and 100-6400 in more advanced cameras.